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000
WWAK77 PAJK 180043
NPWAJK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JUNEAU AK
343 PM AKST WED DEC 17 2014

AKZ027-180800-
/X.UPG.PAJK.HW.A.0007.141218T1500Z-141219T0000Z/
/X.NEW.PAJK.HW.W.0015.141218T1500Z-141219T0300Z/
DIXON ENTRANCE TO CAPE DECISION COASTAL AREA-
INCLUDING THE CITIES OF...CRAIG...KLAWOCK
343 PM AKST WED DEC 17 2014

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY...

THE NATIONAL WEATHER SERVICE IN JUNEAU HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT.

* WIND...GUSTS TO AROUND 60 MPH.

* TIMING...SOUTHEAST WINDS WILL BE INCREASING EARLY THURSDAY
  MORNING WITH HIGHEST WINDS EXPECTED LATE THURSDAY MORNING TO
  EARLY THURSDAY AFTERNOON. WINDS WILL START DECREASING THURSDAY
  EVENING.

* IMPACTS...PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
  BE BLOWN AROUND OR DAMAGED BY THE WIND. BE SURE TO PROTECT
  BOATS AND AIRCRAFT. BE PREPARED IN CASE THERE IS A LOSS OF
  POWER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WARNING MEANS THAT HIGH WINDS ARE ALREADY OCCURRING OR
IMMINENT. THESE WINDS COULD POSE A THREAT TO LIFE AND PROPERTY.

THESE WINDS COULD CAUSE BRANCHES TO FALL ONTO POWER LINES.

IF YOU MUST VENTURE OUTDOORS...STAY ALERT FOR FLYING DEBRIS AND
DOORS SLAMMING SHUT.

THIS STATEMENT WILL BE UPDATED BY 11 PM AKST TONIGHT OR SOONER
IF CONDITIONS WARRANT.

&&

$$












000
WWAK77 PAJK 180043
NPWAJK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JUNEAU AK
343 PM AKST WED DEC 17 2014

AKZ027-180800-
/X.UPG.PAJK.HW.A.0007.141218T1500Z-141219T0000Z/
/X.NEW.PAJK.HW.W.0015.141218T1500Z-141219T0300Z/
DIXON ENTRANCE TO CAPE DECISION COASTAL AREA-
INCLUDING THE CITIES OF...CRAIG...KLAWOCK
343 PM AKST WED DEC 17 2014

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY...

THE NATIONAL WEATHER SERVICE IN JUNEAU HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT.

* WIND...GUSTS TO AROUND 60 MPH.

* TIMING...SOUTHEAST WINDS WILL BE INCREASING EARLY THURSDAY
  MORNING WITH HIGHEST WINDS EXPECTED LATE THURSDAY MORNING TO
  EARLY THURSDAY AFTERNOON. WINDS WILL START DECREASING THURSDAY
  EVENING.

* IMPACTS...PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
  BE BLOWN AROUND OR DAMAGED BY THE WIND. BE SURE TO PROTECT
  BOATS AND AIRCRAFT. BE PREPARED IN CASE THERE IS A LOSS OF
  POWER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WARNING MEANS THAT HIGH WINDS ARE ALREADY OCCURRING OR
IMMINENT. THESE WINDS COULD POSE A THREAT TO LIFE AND PROPERTY.

THESE WINDS COULD CAUSE BRANCHES TO FALL ONTO POWER LINES.

IF YOU MUST VENTURE OUTDOORS...STAY ALERT FOR FLYING DEBRIS AND
DOORS SLAMMING SHUT.

THIS STATEMENT WILL BE UPDATED BY 11 PM AKST TONIGHT OR SOONER
IF CONDITIONS WARRANT.

&&

$$













000
WWAK77 PAJK 180043
NPWAJK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JUNEAU AK
343 PM AKST WED DEC 17 2014

AKZ027-180800-
/X.UPG.PAJK.HW.A.0007.141218T1500Z-141219T0000Z/
/X.NEW.PAJK.HW.W.0015.141218T1500Z-141219T0300Z/
DIXON ENTRANCE TO CAPE DECISION COASTAL AREA-
INCLUDING THE CITIES OF...CRAIG...KLAWOCK
343 PM AKST WED DEC 17 2014

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY...

THE NATIONAL WEATHER SERVICE IN JUNEAU HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT.

* WIND...GUSTS TO AROUND 60 MPH.

* TIMING...SOUTHEAST WINDS WILL BE INCREASING EARLY THURSDAY
  MORNING WITH HIGHEST WINDS EXPECTED LATE THURSDAY MORNING TO
  EARLY THURSDAY AFTERNOON. WINDS WILL START DECREASING THURSDAY
  EVENING.

* IMPACTS...PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
  BE BLOWN AROUND OR DAMAGED BY THE WIND. BE SURE TO PROTECT
  BOATS AND AIRCRAFT. BE PREPARED IN CASE THERE IS A LOSS OF
  POWER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WARNING MEANS THAT HIGH WINDS ARE ALREADY OCCURRING OR
IMMINENT. THESE WINDS COULD POSE A THREAT TO LIFE AND PROPERTY.

THESE WINDS COULD CAUSE BRANCHES TO FALL ONTO POWER LINES.

IF YOU MUST VENTURE OUTDOORS...STAY ALERT FOR FLYING DEBRIS AND
DOORS SLAMMING SHUT.

THIS STATEMENT WILL BE UPDATED BY 11 PM AKST TONIGHT OR SOONER
IF CONDITIONS WARRANT.

&&

$$












000
WWAK77 PAJK 180043
NPWAJK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JUNEAU AK
343 PM AKST WED DEC 17 2014

AKZ027-180800-
/X.UPG.PAJK.HW.A.0007.141218T1500Z-141219T0000Z/
/X.NEW.PAJK.HW.W.0015.141218T1500Z-141219T0300Z/
DIXON ENTRANCE TO CAPE DECISION COASTAL AREA-
INCLUDING THE CITIES OF...CRAIG...KLAWOCK
343 PM AKST WED DEC 17 2014

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY...

THE NATIONAL WEATHER SERVICE IN JUNEAU HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT.

* WIND...GUSTS TO AROUND 60 MPH.

* TIMING...SOUTHEAST WINDS WILL BE INCREASING EARLY THURSDAY
  MORNING WITH HIGHEST WINDS EXPECTED LATE THURSDAY MORNING TO
  EARLY THURSDAY AFTERNOON. WINDS WILL START DECREASING THURSDAY
  EVENING.

* IMPACTS...PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
  BE BLOWN AROUND OR DAMAGED BY THE WIND. BE SURE TO PROTECT
  BOATS AND AIRCRAFT. BE PREPARED IN CASE THERE IS A LOSS OF
  POWER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WARNING MEANS THAT HIGH WINDS ARE ALREADY OCCURRING OR
IMMINENT. THESE WINDS COULD POSE A THREAT TO LIFE AND PROPERTY.

THESE WINDS COULD CAUSE BRANCHES TO FALL ONTO POWER LINES.

IF YOU MUST VENTURE OUTDOORS...STAY ALERT FOR FLYING DEBRIS AND
DOORS SLAMMING SHUT.

THIS STATEMENT WILL BE UPDATED BY 11 PM AKST TONIGHT OR SOONER
IF CONDITIONS WARRANT.

&&

$$












000
WWAK77 PAJK 180043
NPWAJK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JUNEAU AK
343 PM AKST WED DEC 17 2014

AKZ027-180800-
/X.UPG.PAJK.HW.A.0007.141218T1500Z-141219T0000Z/
/X.NEW.PAJK.HW.W.0015.141218T1500Z-141219T0300Z/
DIXON ENTRANCE TO CAPE DECISION COASTAL AREA-
INCLUDING THE CITIES OF...CRAIG...KLAWOCK
343 PM AKST WED DEC 17 2014

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY...

THE NATIONAL WEATHER SERVICE IN JUNEAU HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT.

* WIND...GUSTS TO AROUND 60 MPH.

* TIMING...SOUTHEAST WINDS WILL BE INCREASING EARLY THURSDAY
  MORNING WITH HIGHEST WINDS EXPECTED LATE THURSDAY MORNING TO
  EARLY THURSDAY AFTERNOON. WINDS WILL START DECREASING THURSDAY
  EVENING.

* IMPACTS...PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
  BE BLOWN AROUND OR DAMAGED BY THE WIND. BE SURE TO PROTECT
  BOATS AND AIRCRAFT. BE PREPARED IN CASE THERE IS A LOSS OF
  POWER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WARNING MEANS THAT HIGH WINDS ARE ALREADY OCCURRING OR
IMMINENT. THESE WINDS COULD POSE A THREAT TO LIFE AND PROPERTY.

THESE WINDS COULD CAUSE BRANCHES TO FALL ONTO POWER LINES.

IF YOU MUST VENTURE OUTDOORS...STAY ALERT FOR FLYING DEBRIS AND
DOORS SLAMMING SHUT.

THIS STATEMENT WILL BE UPDATED BY 11 PM AKST TONIGHT OR SOONER
IF CONDITIONS WARRANT.

&&

$$












000
WWAK77 PAJK 180043
NPWAJK

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JUNEAU AK
343 PM AKST WED DEC 17 2014

AKZ027-180800-
/X.UPG.PAJK.HW.A.0007.141218T1500Z-141219T0000Z/
/X.NEW.PAJK.HW.W.0015.141218T1500Z-141219T0300Z/
DIXON ENTRANCE TO CAPE DECISION COASTAL AREA-
INCLUDING THE CITIES OF...CRAIG...KLAWOCK
343 PM AKST WED DEC 17 2014

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY...

THE NATIONAL WEATHER SERVICE IN JUNEAU HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 6 PM AKST THURSDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT.

* WIND...GUSTS TO AROUND 60 MPH.

* TIMING...SOUTHEAST WINDS WILL BE INCREASING EARLY THURSDAY
  MORNING WITH HIGHEST WINDS EXPECTED LATE THURSDAY MORNING TO
  EARLY THURSDAY AFTERNOON. WINDS WILL START DECREASING THURSDAY
  EVENING.

* IMPACTS...PEOPLE ARE URGED TO SECURE LOOSE OBJECTS THAT COULD
  BE BLOWN AROUND OR DAMAGED BY THE WIND. BE SURE TO PROTECT
  BOATS AND AIRCRAFT. BE PREPARED IN CASE THERE IS A LOSS OF
  POWER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WARNING MEANS THAT HIGH WINDS ARE ALREADY OCCURRING OR
IMMINENT. THESE WINDS COULD POSE A THREAT TO LIFE AND PROPERTY.

THESE WINDS COULD CAUSE BRANCHES TO FALL ONTO POWER LINES.

IF YOU MUST VENTURE OUTDOORS...STAY ALERT FOR FLYING DEBRIS AND
DOORS SLAMMING SHUT.

THIS STATEMENT WILL BE UPDATED BY 11 PM AKST TONIGHT OR SOONER
IF CONDITIONS WARRANT.

&&

$$












000
WWUS76 KPDT 172218
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
218 PM PST WED DEC 17 2014

...STAGNANT CONDITIONS TO CONTINUE THROUGH THE WEEK...

.INVERSIONS WILL RESULT IN STAGNANT CONDITIONS WITH LOW CLOUDS
AND DENSE FOG AT TIMES.

WAZ026-180700-
/O.NEW.KPDT.FG.Y.0014.141218T0200Z-141218T1800Z/
/O.CON.KPDT.AS.Y.0004.000000T0000Z-141219T1800Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
218 PM PST WED DEC 17 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...
...DENSE FOG ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM PST
THURSDAY. AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL
10 AM PST FRIDAY.

* TIMING: AIR STAGNATION ADVISORY THROUGH AT LEAST MIDDAY FRIDAY.
  WIDESPREAD DENSE FOG WILL DEVELOP IN THE KITTITAS VALLEY AFTER
  SUNSET. RAIN SHOWERS OVERNIGHT MAY BRIEFLY IMPROVE VISIBILITIES.

* VISIBILITIES: ONE QUARTER OF A MILE OR LESS AT TIMES.

* LOCATIONS: THE KITTITAS VALLEY.

* IMPACTS: POLLUTANTS TRAPPED NEAR THE SURFACE CAN NEGATIVELY
  AFFECT THOSE WITH RESPIRATORY CONDITIONS. MOTORISTS WILL HAVE
  TO USE CAUTION AS VISIBILITIES WILL CHANGE SUDDENLY. ROADWAYS
  MAY BECOME SLICK IN AREAS WHERE TEMPERATURES FALL TO AROUND
  FREEZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$

ORZ507-508-WAZ029-180700-
/O.NEW.KPDT.FG.Y.0014.141218T0200Z-141218T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...HEPPNER...
CONDON...FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
218 PM PST WED DEC 17 2014

...DENSE FOG ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM PST
THURSDAY.

* TIMING: WIDESPREAD DENSE FOG WILL DEVELOP ACROSS THE BLUE
  MOUNTAIN FOOTHILLS AFTER SUNSET. RAIN SHOWERS OVERNIGHT MAY
  BRIEFLY IMPROVE VISIBILITIES.

* VISIBILITY: ONE QUARTER OF A MILE OR LESS AT TIMES.

* IMPACTS: MOTORISTS WILL HAVE TO USE CAUTION AS VISIBILITIES
  WILL CHANGE SUDDENLY. ROADWAYS MAY BECOME SLICK IN AREAS WHERE
  TEMPERATURES FALL TO AROUND FREEZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$

WAZ027-028-180700-
/O.CON.KPDT.AS.Y.0004.000000T0000Z-141219T1800Z/
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...NACHES...SUNNYSIDE...TOPPENISH...
YAKIMA...CONNELL...PROSSER...TRI-CITIES
218 PM PST WED DEC 17 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY.

* TIMING: THROUGH AT LEAST MIDDAY FRIDAY.

* LOCATIONS: VALLEYS IN AND AROUND THE LOWER COLUMBIA BASIN OF
  WASHINGTON INCLUDING THE YAKIMA VALLEY.

* IMPACTS: POLLUTANTS TRAPPED NEAR THE SURFACE CAN NEGATIVELY
  AFFECT THOSE WITH RESPIRATORY CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$





000
WWUS76 KPDT 172218
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
218 PM PST WED DEC 17 2014

...STAGNANT CONDITIONS TO CONTINUE THROUGH THE WEEK...

.INVERSIONS WILL RESULT IN STAGNANT CONDITIONS WITH LOW CLOUDS
AND DENSE FOG AT TIMES.

WAZ026-180700-
/O.NEW.KPDT.FG.Y.0014.141218T0200Z-141218T1800Z/
/O.CON.KPDT.AS.Y.0004.000000T0000Z-141219T1800Z/
KITTITAS VALLEY-
INCLUDING THE CITIES OF...ELLENSBURG...THORP
218 PM PST WED DEC 17 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...
...DENSE FOG ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM PST
THURSDAY. AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL
10 AM PST FRIDAY.

* TIMING: AIR STAGNATION ADVISORY THROUGH AT LEAST MIDDAY FRIDAY.
  WIDESPREAD DENSE FOG WILL DEVELOP IN THE KITTITAS VALLEY AFTER
  SUNSET. RAIN SHOWERS OVERNIGHT MAY BRIEFLY IMPROVE VISIBILITIES.

* VISIBILITIES: ONE QUARTER OF A MILE OR LESS AT TIMES.

* LOCATIONS: THE KITTITAS VALLEY.

* IMPACTS: POLLUTANTS TRAPPED NEAR THE SURFACE CAN NEGATIVELY
  AFFECT THOSE WITH RESPIRATORY CONDITIONS. MOTORISTS WILL HAVE
  TO USE CAUTION AS VISIBILITIES WILL CHANGE SUDDENLY. ROADWAYS
  MAY BECOME SLICK IN AREAS WHERE TEMPERATURES FALL TO AROUND
  FREEZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$

ORZ507-508-WAZ029-180700-
/O.NEW.KPDT.FG.Y.0014.141218T0200Z-141218T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...HEPPNER...
CONDON...FOSSIL...DAYTON...WAITSBURG...WALLA WALLA
218 PM PST WED DEC 17 2014

...DENSE FOG ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM PST
THURSDAY.

* TIMING: WIDESPREAD DENSE FOG WILL DEVELOP ACROSS THE BLUE
  MOUNTAIN FOOTHILLS AFTER SUNSET. RAIN SHOWERS OVERNIGHT MAY
  BRIEFLY IMPROVE VISIBILITIES.

* VISIBILITY: ONE QUARTER OF A MILE OR LESS AT TIMES.

* IMPACTS: MOTORISTS WILL HAVE TO USE CAUTION AS VISIBILITIES
  WILL CHANGE SUDDENLY. ROADWAYS MAY BECOME SLICK IN AREAS WHERE
  TEMPERATURES FALL TO AROUND FREEZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$

WAZ027-028-180700-
/O.CON.KPDT.AS.Y.0004.000000T0000Z-141219T1800Z/
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...NACHES...SUNNYSIDE...TOPPENISH...
YAKIMA...CONNELL...PROSSER...TRI-CITIES
218 PM PST WED DEC 17 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY.

* TIMING: THROUGH AT LEAST MIDDAY FRIDAY.

* LOCATIONS: VALLEYS IN AND AROUND THE LOWER COLUMBIA BASIN OF
  WASHINGTON INCLUDING THE YAKIMA VALLEY.

* IMPACTS: POLLUTANTS TRAPPED NEAR THE SURFACE CAN NEGATIVELY
  AFFECT THOSE WITH RESPIRATORY CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$






000
WWUS75 KRIW 172129
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
229 PM MST WED DEC 17 2014

...DENSE FOG FOR THE WIND RIVER BASIN THROUGH THURSDAY MORNING...

.FOG WILL CONTINUE IN THE WIND RIVER BASIN WITH SOME LOCATIONS
ARE EXPERIENCING VISIBILITY AT OR BELOW ONE QUARTER OF A MILE.
DENSE FOG IS FORECAST CONTINUE THROUGH THURSDAY MORNING.

WYZ017-181100-
/O.NEW.KRIW.FG.Y.0004.141217T2129Z-141218T1900Z/
WIND RIVER BASIN-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI
229 PM MST WED DEC 17 2014

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT UNTIL NOON MST THURSDAY.

* SUMMARY AND TIMING...PATCHY DENSE FOG WILL CONTINUE TONIGHT AND
  THROUGH THE MORNING THURSDAY. THE DENSE FOG WILL LIFT AFTER 12
  NOON THURSDAY.

* VISIBILITY...VISIBILITY OF ONE QUARTER OF A MILE OR LESS.

* IMPACTS...VERY LOW VISIBILITY CAN RESULT IN HAZARDOUS DRIVING
  CONDITIONS. THE FOG WILL DEPOSIT RIME ON SOME SURFACES WHICH
  MAY MAKE THOSE SURFACES ICY AND SLICK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$






000
WWUS75 KRIW 172129
NPWRIW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
229 PM MST WED DEC 17 2014

...DENSE FOG FOR THE WIND RIVER BASIN THROUGH THURSDAY MORNING...

.FOG WILL CONTINUE IN THE WIND RIVER BASIN WITH SOME LOCATIONS
ARE EXPERIENCING VISIBILITY AT OR BELOW ONE QUARTER OF A MILE.
DENSE FOG IS FORECAST CONTINUE THROUGH THURSDAY MORNING.

WYZ017-181100-
/O.NEW.KRIW.FG.Y.0004.141217T2129Z-141218T1900Z/
WIND RIVER BASIN-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI
229 PM MST WED DEC 17 2014

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON MST THURSDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A DENSE FOG
ADVISORY...WHICH IS IN EFFECT UNTIL NOON MST THURSDAY.

* SUMMARY AND TIMING...PATCHY DENSE FOG WILL CONTINUE TONIGHT AND
  THROUGH THE MORNING THURSDAY. THE DENSE FOG WILL LIFT AFTER 12
  NOON THURSDAY.

* VISIBILITY...VISIBILITY OF ONE QUARTER OF A MILE OR LESS.

* IMPACTS...VERY LOW VISIBILITY CAN RESULT IN HAZARDOUS DRIVING
  CONDITIONS. THE FOG WILL DEPOSIT RIME ON SOME SURFACES WHICH
  MAY MAKE THOSE SURFACES ICY AND SLICK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$







000
WWUS75 KTFX 172115
NPWTFX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
215 PM MST WED DEC 17 2014

MTZ010-044-180400-
/O.EXT.KTFX.ZF.Y.0009.000000T0000Z-141218T0400Z/
EASTERN GLACIER-TOOLE-
INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...SHELBY
215 PM MST WED DEC 17 2014

...FREEZING FOG ADVISORY NOW IN EFFECT UNTIL 9 PM MST THIS
EVENING...

THE FREEZING FOG ADVISORY IS NOW IN EFFECT UNTIL 9 PM MST THIS
EVENING.

* TIMING AND MAIN IMPACT: AREAS OF DENSE FREEZING FOG WILL
  CONTINUE THROUGH THIS EVENING. VISIBILITY OF ONE QUARTER MILE
  OR LESS AT TIMES WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

* OTHER IMPACTS: FREEZING FOG WILL ALSO CAUSE ICY STRETCHES ON
  ROAD SURFACES AND SIDEWALKS.

* LOCATIONS AFFECTED INCLUDE: CUT BANK...SHELBY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZING FOG ADVISORY MEANS ICE...FROST AND RIME WILL BE
DEPOSITED ON BRIDGES AND ROADWAYS. IF DRIVING...SLOW DOWN...USE
YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU. BE
ALERT FOR DANGEROUSLY SLIPPERY ROADS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$







000
WWUS75 KTFX 172115
NPWTFX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
215 PM MST WED DEC 17 2014

MTZ010-044-180400-
/O.EXT.KTFX.ZF.Y.0009.000000T0000Z-141218T0400Z/
EASTERN GLACIER-TOOLE-
INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...SHELBY
215 PM MST WED DEC 17 2014

...FREEZING FOG ADVISORY NOW IN EFFECT UNTIL 9 PM MST THIS
EVENING...

THE FREEZING FOG ADVISORY IS NOW IN EFFECT UNTIL 9 PM MST THIS
EVENING.

* TIMING AND MAIN IMPACT: AREAS OF DENSE FREEZING FOG WILL
  CONTINUE THROUGH THIS EVENING. VISIBILITY OF ONE QUARTER MILE
  OR LESS AT TIMES WILL CREATE HAZARDOUS TRAVEL CONDITIONS.

* OTHER IMPACTS: FREEZING FOG WILL ALSO CAUSE ICY STRETCHES ON
  ROAD SURFACES AND SIDEWALKS.

* LOCATIONS AFFECTED INCLUDE: CUT BANK...SHELBY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZING FOG ADVISORY MEANS ICE...FROST AND RIME WILL BE
DEPOSITED ON BRIDGES AND ROADWAYS. IF DRIVING...SLOW DOWN...USE
YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU. BE
ALERT FOR DANGEROUSLY SLIPPERY ROADS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$






000
WWUS75 KGGW 171858
NPWGGW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GLASGOW MT
1158 AM MST WED DEC 17 2014

MTZ018-172000-
/O.CAN.KGGW.FG.Y.0002.000000T0000Z-141217T1900Z/
DANIELS-
INCLUDING THE CITY OF...SCOBEY
1158 AM MST WED DEC 17 2014

...DENSE FOG ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GLASGOW HAS CANCELLED THE DENSE
FOG ADVISORY.

FREEZING FOG HAS LIFTED ACROSS THE AREA AND THE ADVISORY HAS BEEN
CANCELLED.

$$

MTZ061-180400-
/O.EXT.KGGW.FG.Y.0002.000000T0000Z-141218T0400Z/
NORTHERN VALLEY-
INCLUDING THE CITY OF...OPHEIM
1158 AM MST WED DEC 17 2014

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 PM MST THIS EVENING...

THE DENSE FOG ADVISORY IS NOW IN EFFECT UNTIL 9 PM MST THIS
EVENING.

* TIMING...UNTIL 9 PM THIS EVENING.

* VISIBILITY...NEAR ZERO AT TIMES

* IMPACTS...THIS SITUATION HAS MADE TRAVEL VERY DIFFICULT AT
  TIMES. POWER OUTAGES ARE POSSIBLE AS ICE ACCUMULATES ON POWER
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$









000
WWUS75 KGGW 171858
NPWGGW

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GLASGOW MT
1158 AM MST WED DEC 17 2014

MTZ018-172000-
/O.CAN.KGGW.FG.Y.0002.000000T0000Z-141217T1900Z/
DANIELS-
INCLUDING THE CITY OF...SCOBEY
1158 AM MST WED DEC 17 2014

...DENSE FOG ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GLASGOW HAS CANCELLED THE DENSE
FOG ADVISORY.

FREEZING FOG HAS LIFTED ACROSS THE AREA AND THE ADVISORY HAS BEEN
CANCELLED.

$$

MTZ061-180400-
/O.EXT.KGGW.FG.Y.0002.000000T0000Z-141218T0400Z/
NORTHERN VALLEY-
INCLUDING THE CITY OF...OPHEIM
1158 AM MST WED DEC 17 2014

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 PM MST THIS EVENING...

THE DENSE FOG ADVISORY IS NOW IN EFFECT UNTIL 9 PM MST THIS
EVENING.

* TIMING...UNTIL 9 PM THIS EVENING.

* VISIBILITY...NEAR ZERO AT TIMES

* IMPACTS...THIS SITUATION HAS MADE TRAVEL VERY DIFFICULT AT
  TIMES. POWER OUTAGES ARE POSSIBLE AS ICE ACCUMULATES ON POWER
  LINES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN...
USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.

&&

$$








000
WWUS76 KPDT 171811
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1011 AM PST WED DEC 17 2014

...STAGNANT CONDITIONS TO CONTINUE THROUGH THE WEEK...

.INVERSIONS WILL RESULT IN STAGNANT CONDITIONS WITH LOW CLOUDS
AND DENSE FOG AT TIMES.

ORZ507-508-510-511-WAZ029-171915-
/O.EXP.KPDT.FG.Y.0013.000000T0000Z-141217T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTH CENTRAL OREGON-CENTRAL OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...HEPPNER...
CONDON...FOSSIL...DUFUR...MAUPIN...BEND...MADRAS...PRINEVILLE...
REDMOND...DAYTON...WAITSBURG...WALLA WALLA
1011 AM PST WED DEC 17 2014

...DENSE FOG ADVISORY HAS EXPIRED...

THE DENSE FOG ADVISORY IS NO LONGER IN EFFECT.

DENSE FOG HAS DECREASED IN COVERAGE ACROSS CENTRAL AND NORTH
CENTRAL OREGON...AS WELL AS THE BLUE MOUNTAIN FOOTHILLS OF OREGON
AND WASHINGTON. THUS THE DENSE FOG ADVISORY WAS ALLOWED TO EXPIRE.
A FEW LOCATIONS WILL CONTINUE TO SEE PATCHY DENSE FOG UNTIL
AROUND NOON. DENSE FOG MAY REDEVELOP IN THESE AREAS AGAIN THIS
EVENING.

$$

WAZ026>028-181800-
/O.CON.KPDT.AS.Y.0004.000000T0000Z-141219T1800Z/
KITTITAS VALLEY-YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1011 AM PST WED DEC 17 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY.

* TIMING: THROUGH AT LEAST MIDDAY FRIDAY.

* LOCATIONS: VALLEYS IN AND AROUND THE LOWER COLUMBIA BASIN OF
  WASHINGTON INCLUDING THE YAKIMA AND KITTITAS VALLEYS

* IMPACTS: POLLUTANTS TRAPPED NEAR THE SURFACE CAN NEGATIVELY
  AFFECT THOSE WITH RESPIRATORY CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$







000
WWUS76 KPDT 171811
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1011 AM PST WED DEC 17 2014

...STAGNANT CONDITIONS TO CONTINUE THROUGH THE WEEK...

.INVERSIONS WILL RESULT IN STAGNANT CONDITIONS WITH LOW CLOUDS
AND DENSE FOG AT TIMES.

ORZ507-508-510-511-WAZ029-171915-
/O.EXP.KPDT.FG.Y.0013.000000T0000Z-141217T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTH CENTRAL OREGON-CENTRAL OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...HEPPNER...
CONDON...FOSSIL...DUFUR...MAUPIN...BEND...MADRAS...PRINEVILLE...
REDMOND...DAYTON...WAITSBURG...WALLA WALLA
1011 AM PST WED DEC 17 2014

...DENSE FOG ADVISORY HAS EXPIRED...

THE DENSE FOG ADVISORY IS NO LONGER IN EFFECT.

DENSE FOG HAS DECREASED IN COVERAGE ACROSS CENTRAL AND NORTH
CENTRAL OREGON...AS WELL AS THE BLUE MOUNTAIN FOOTHILLS OF OREGON
AND WASHINGTON. THUS THE DENSE FOG ADVISORY WAS ALLOWED TO EXPIRE.
A FEW LOCATIONS WILL CONTINUE TO SEE PATCHY DENSE FOG UNTIL
AROUND NOON. DENSE FOG MAY REDEVELOP IN THESE AREAS AGAIN THIS
EVENING.

$$

WAZ026>028-181800-
/O.CON.KPDT.AS.Y.0004.000000T0000Z-141219T1800Z/
KITTITAS VALLEY-YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1011 AM PST WED DEC 17 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY.

* TIMING: THROUGH AT LEAST MIDDAY FRIDAY.

* LOCATIONS: VALLEYS IN AND AROUND THE LOWER COLUMBIA BASIN OF
  WASHINGTON INCLUDING THE YAKIMA AND KITTITAS VALLEYS

* IMPACTS: POLLUTANTS TRAPPED NEAR THE SURFACE CAN NEGATIVELY
  AFFECT THOSE WITH RESPIRATORY CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$







000
WWUS76 KPDT 171811
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1011 AM PST WED DEC 17 2014

...STAGNANT CONDITIONS TO CONTINUE THROUGH THE WEEK...

.INVERSIONS WILL RESULT IN STAGNANT CONDITIONS WITH LOW CLOUDS
AND DENSE FOG AT TIMES.

ORZ507-508-510-511-WAZ029-171915-
/O.EXP.KPDT.FG.Y.0013.000000T0000Z-141217T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTH CENTRAL OREGON-CENTRAL OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...HEPPNER...
CONDON...FOSSIL...DUFUR...MAUPIN...BEND...MADRAS...PRINEVILLE...
REDMOND...DAYTON...WAITSBURG...WALLA WALLA
1011 AM PST WED DEC 17 2014

...DENSE FOG ADVISORY HAS EXPIRED...

THE DENSE FOG ADVISORY IS NO LONGER IN EFFECT.

DENSE FOG HAS DECREASED IN COVERAGE ACROSS CENTRAL AND NORTH
CENTRAL OREGON...AS WELL AS THE BLUE MOUNTAIN FOOTHILLS OF OREGON
AND WASHINGTON. THUS THE DENSE FOG ADVISORY WAS ALLOWED TO EXPIRE.
A FEW LOCATIONS WILL CONTINUE TO SEE PATCHY DENSE FOG UNTIL
AROUND NOON. DENSE FOG MAY REDEVELOP IN THESE AREAS AGAIN THIS
EVENING.

$$

WAZ026>028-181800-
/O.CON.KPDT.AS.Y.0004.000000T0000Z-141219T1800Z/
KITTITAS VALLEY-YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1011 AM PST WED DEC 17 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY.

* TIMING: THROUGH AT LEAST MIDDAY FRIDAY.

* LOCATIONS: VALLEYS IN AND AROUND THE LOWER COLUMBIA BASIN OF
  WASHINGTON INCLUDING THE YAKIMA AND KITTITAS VALLEYS

* IMPACTS: POLLUTANTS TRAPPED NEAR THE SURFACE CAN NEGATIVELY
  AFFECT THOSE WITH RESPIRATORY CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$







000
WWUS76 KPDT 171811
NPWPDT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1011 AM PST WED DEC 17 2014

...STAGNANT CONDITIONS TO CONTINUE THROUGH THE WEEK...

.INVERSIONS WILL RESULT IN STAGNANT CONDITIONS WITH LOW CLOUDS
AND DENSE FOG AT TIMES.

ORZ507-508-510-511-WAZ029-171915-
/O.EXP.KPDT.FG.Y.0013.000000T0000Z-141217T1800Z/
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTH CENTRAL OREGON-CENTRAL OREGON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
INCLUDING THE CITIES OF...PENDLETON...PILOT ROCK...HEPPNER...
CONDON...FOSSIL...DUFUR...MAUPIN...BEND...MADRAS...PRINEVILLE...
REDMOND...DAYTON...WAITSBURG...WALLA WALLA
1011 AM PST WED DEC 17 2014

...DENSE FOG ADVISORY HAS EXPIRED...

THE DENSE FOG ADVISORY IS NO LONGER IN EFFECT.

DENSE FOG HAS DECREASED IN COVERAGE ACROSS CENTRAL AND NORTH
CENTRAL OREGON...AS WELL AS THE BLUE MOUNTAIN FOOTHILLS OF OREGON
AND WASHINGTON. THUS THE DENSE FOG ADVISORY WAS ALLOWED TO EXPIRE.
A FEW LOCATIONS WILL CONTINUE TO SEE PATCHY DENSE FOG UNTIL
AROUND NOON. DENSE FOG MAY REDEVELOP IN THESE AREAS AGAIN THIS
EVENING.

$$

WAZ026>028-181800-
/O.CON.KPDT.AS.Y.0004.000000T0000Z-141219T1800Z/
KITTITAS VALLEY-YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES...
SUNNYSIDE...TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES
1011 AM PST WED DEC 17 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY.

* TIMING: THROUGH AT LEAST MIDDAY FRIDAY.

* LOCATIONS: VALLEYS IN AND AROUND THE LOWER COLUMBIA BASIN OF
  WASHINGTON INCLUDING THE YAKIMA AND KITTITAS VALLEYS

* IMPACTS: POLLUTANTS TRAPPED NEAR THE SURFACE CAN NEGATIVELY
  AFFECT THOSE WITH RESPIRATORY CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$







000
WWUS76 KOTX 171742
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
942 AM PST WED DEC 17 2014

..LIGHT WINDS AND INVERSIONS WILL PERSIST THROUGH MUCH OF THE
WORKWEEK. THIS WILL LEAD TOWARD STAGNANT AIR CONDITIONS OVER MUCH
OF CENTRAL AND NORTHEAST WASHINGTON.

WAZ034-035-037-038-041>044-181745-
/O.CON.KOTX.AS.Y.0004.000000T0000Z-141219T2000Z/
MOSES LAKE AREA-UPPER COLUMBIA BASIN-NORTHEAST MOUNTAINS-
OKANOGAN HIGHLANDS-WENATCHEE AREA-EAST SLOPES NORTHERN CASCADES-
OKANOGAN VALLEY-WATERVILLE PLATEAU-
942 AM PST WED DEC 17 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
FRIDAY...

* AIR QUALITY...LIGHT WINDS AND STABLE CONDITIONS WILL INCREASE
  THE POTENTIAL FOR BUILD UP OF POLLUTANTS NEAR THE SURFACE.

* TIMING...HIGH PRESSURE WILL PERSIST THROUGH FRIDAY MORNING.

* IMPACTS...PROLONGED PERIODS OF STAGNANT AIR CAN LOCK FINE
  PARTICULATE MATTER CLOSE TO THE GROUND AND DEGRADE AIR QUALITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION HAS THE
POTENTIAL TO INCREASE TO DANGEROUS LEVELS. PERSONS WITH
RESPIRATORY ILLNESS SHOULD FOLLOW THEIR PHYSICIANS ADVICE FOR
DEALING WITH HIGH LEVELS OF AIR POLLUTION.

&&

$$



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